Barcelona, Catalonia, Spain
Bochum, North Rhine-Westphalia, Germany
Bochum, Nordrhein-Westfalen, Germany
Cologne, North Rhine-Westphalia, Germany
Ludwigsburg, Baden-Wuerttemberg, Germany
Etterbeek, Brussels Hoofdstedelijk Gewest, Belgium
Karlsruhe, Baden-Württemberg, Germany
Berlin, Berlin, Germany
Chengdu, Sichuan, China
Avenhorn, North Holland, Netherlands
Frankfurt, Hesse, Germany